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Connecting Optional Devices
Refer to the following for information on connecting the motherboard’s op-
tional devices:
AUDIO1: Front Panel Audio header
This header allows the user to install auxiliary front-oriented microphone and
line-out ports for easier access.
Pin
Signal Name
Function
1
AUD_MIC
Front Panel Microphone input signal
2
AUD_GND
Ground used by Analog Audio Circuits
3 AUD_MIC_BIAS
Microphone
Power
4
AUD_VCC
Fi5 V used by Analog Audio Circuits
5
AUD_FPOUT_R
Right Channel Audio signal to Front Panel
6
AUD_RET_R
Right Channel Audio signal to Return from
Front Panel
7
HP_ON
Reserved for future use to control Head-
phone Amplifier
8 KEY
No
Pin
9
AUD_FPOUT_L
Left Channel Audio signal to Front Panel
10
AUD_RET_L
Left Channel Audio signal Return from
Front Panel
Содержание L4S5MG3/651 Plus
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